diff --git a/scrape/parse/v1_v2.js b/scrape/parse/v1_v2.js
index 63daec5..04cdfe3 100644
--- a/scrape/parse/v1_v2.js
+++ b/scrape/parse/v1_v2.js
@@ -40,7 +40,7 @@ export default async function parseV1V2(downloadedFilePath) {
 
     const day = parseInt(match[2], 10);
     const month = parseInt(match[3], 10) - 1;
-    const year = parseInt(match[4], 10);
+    const year = match[4].length === 2 ? Number('20' + match[4]) : Number(match[4]);
 
     const sheetDate = new Date(year, month, day);
     if (sheetDate < today) continue;
diff --git a/scrape/parse/v3.js b/scrape/parse/v3.js
index e7402ef..b283567 100644
--- a/scrape/parse/v3.js
+++ b/scrape/parse/v3.js
@@ -68,7 +68,7 @@ function getUpcomingSheets(workbook) {
 
     const day = Number(match[2]);
     const month = Number(match[3]) - 1;
-    const year = Number(match[4]);
+    const year = match[4].length === 2 ? Number('20' + match[4]) : Number(match[4]);
 
     const sheetDate = new Date(year, month, day);
     if (sheetDate < todayMidnight) continue;